root / snf-cyclades-app / synnefo / api / management / commands / network-modify.py @ b47f167a
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1 | 449c2d82 | Christos Stavrakakis | # Copyright 2012-2013 GRNET S.A. All rights reserved.
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2 | 8fad925a | Giorgos Verigakis | #
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3 | 8fad925a | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
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4 | 8fad925a | Giorgos Verigakis | # without modification, are permitted provided that the following
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5 | 8fad925a | Giorgos Verigakis | # conditions are met:
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6 | 8fad925a | Giorgos Verigakis | #
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7 | 8fad925a | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
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8 | 8fad925a | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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9 | 8fad925a | Giorgos Verigakis | # disclaimer.
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10 | 8fad925a | Giorgos Verigakis | #
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11 | 8fad925a | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
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12 | 8fad925a | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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13 | 8fad925a | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
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14 | 8fad925a | Giorgos Verigakis | # provided with the distribution.
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15 | 8fad925a | Giorgos Verigakis | #
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16 | 8fad925a | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 8fad925a | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 8fad925a | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 8fad925a | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 8fad925a | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 8fad925a | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 8fad925a | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 8fad925a | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 8fad925a | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 8fad925a | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 8fad925a | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 8fad925a | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | 8fad925a | Giorgos Verigakis | #
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29 | 8fad925a | Giorgos Verigakis | # The views and conclusions contained in the software and
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30 | 8fad925a | Giorgos Verigakis | # documentation are those of the authors and should not be
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31 | 8fad925a | Giorgos Verigakis | # interpreted as representing official policies, either expressed
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32 | 8fad925a | Giorgos Verigakis | # or implied, of GRNET S.A.
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33 | 8fad925a | Giorgos Verigakis | |
34 | 8fad925a | Giorgos Verigakis | from optparse import make_option |
35 | 8fad925a | Giorgos Verigakis | |
36 | 8fad925a | Giorgos Verigakis | from django.core.management.base import BaseCommand, CommandError |
37 | 8fad925a | Giorgos Verigakis | |
38 | 5e5b2476 | Christos Stavrakakis | from synnefo.db.models import (Network, Backend, BackendNetwork, |
39 | 5e5b2476 | Christos Stavrakakis | pooled_rapi_client) |
40 | 5ec446aa | Christos Stavrakakis | from synnefo.management.common import (validate_network_info, get_network, |
41 | 5ec446aa | Christos Stavrakakis | get_backend) |
42 | 052ef3b9 | Christos Stavrakakis | from synnefo.webproject.management.utils import parse_bool |
43 | 5ec446aa | Christos Stavrakakis | from synnefo.logic.backend import create_network, delete_network |
44 | 53b9ba10 | Christos Stavrakakis | |
45 | 9621c777 | Christos Stavrakakis | HELP_MSG = """Modify a network.
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46 | 53b9ba10 | Christos Stavrakakis |
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47 | 53b9ba10 | Christos Stavrakakis | This management command will only modify the state of the network in Cyclades
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48 | 53b9ba10 | Christos Stavrakakis | DB. The state of the network in the Ganeti backends will remain unchanged. You
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49 | 53b9ba10 | Christos Stavrakakis | should manually modify the network in all the backends, to synchronize the
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50 | 53b9ba10 | Christos Stavrakakis | state of DB and Ganeti.
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51 | 53b9ba10 | Christos Stavrakakis |
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52 | 53b9ba10 | Christos Stavrakakis | The only exception is add_reserved_ips and remove_reserved_ips options, which
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53 | 53b9ba10 | Christos Stavrakakis | modify the IP pool in the Ganeti backends.
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54 | 53b9ba10 | Christos Stavrakakis | """
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55 | 8fad925a | Giorgos Verigakis | |
56 | 8fad925a | Giorgos Verigakis | |
57 | 8fad925a | Giorgos Verigakis | class Command(BaseCommand): |
58 | 8fad925a | Giorgos Verigakis | args = "<network id>"
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59 | 53b9ba10 | Christos Stavrakakis | help = HELP_MSG |
60 | 53b9ba10 | Christos Stavrakakis | output_transaction = True
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61 | 8fad925a | Giorgos Verigakis | |
62 | 8fad925a | Giorgos Verigakis | option_list = BaseCommand.option_list + ( |
63 | 9621c777 | Christos Stavrakakis | make_option( |
64 | 9621c777 | Christos Stavrakakis | '--name',
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65 | 8fad925a | Giorgos Verigakis | dest='name',
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66 | 8fad925a | Giorgos Verigakis | metavar='NAME',
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67 | 8fad925a | Giorgos Verigakis | help="Set network's name"),
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68 | 9621c777 | Christos Stavrakakis | make_option( |
69 | 9621c777 | Christos Stavrakakis | '--userid',
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70 | 53b9ba10 | Christos Stavrakakis | dest='userid',
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71 | 53b9ba10 | Christos Stavrakakis | help="Set the userid of the network owner"),
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72 | 9621c777 | Christos Stavrakakis | make_option( |
73 | 9621c777 | Christos Stavrakakis | '--subnet',
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74 | bf1d3a70 | Christos Stavrakakis | dest='subnet',
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75 | bf1d3a70 | Christos Stavrakakis | help="Set network's subnet"),
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76 | 9621c777 | Christos Stavrakakis | make_option( |
77 | 9621c777 | Christos Stavrakakis | '--gateway',
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78 | bf1d3a70 | Christos Stavrakakis | dest='gateway',
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79 | bf1d3a70 | Christos Stavrakakis | help="Set network's gateway"),
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80 | 9621c777 | Christos Stavrakakis | make_option( |
81 | 9621c777 | Christos Stavrakakis | '--subnet6',
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82 | cc3f266e | Christos Stavrakakis | dest='subnet6',
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83 | cc3f266e | Christos Stavrakakis | help="Set network's IPv6 subnet"),
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84 | 9621c777 | Christos Stavrakakis | make_option( |
85 | 9621c777 | Christos Stavrakakis | '--gateway6',
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86 | cc3f266e | Christos Stavrakakis | dest='gateway6',
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87 | cc3f266e | Christos Stavrakakis | help="Set network's IPv6 gateway"),
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88 | 9621c777 | Christos Stavrakakis | make_option( |
89 | 9621c777 | Christos Stavrakakis | '--dhcp',
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90 | bf1d3a70 | Christos Stavrakakis | dest='dhcp',
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91 | 052ef3b9 | Christos Stavrakakis | metavar="True|False",
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92 | 052ef3b9 | Christos Stavrakakis | choices=["True", "False"], |
93 | bf1d3a70 | Christos Stavrakakis | help="Set if network will use nfdhcp"),
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94 | 9621c777 | Christos Stavrakakis | make_option( |
95 | 9621c777 | Christos Stavrakakis | '--state',
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96 | 8fad925a | Giorgos Verigakis | dest='state',
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97 | 8fad925a | Giorgos Verigakis | metavar='STATE',
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98 | 53b9ba10 | Christos Stavrakakis | help="Set network's state"),
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99 | 9621c777 | Christos Stavrakakis | make_option( |
100 | 9621c777 | Christos Stavrakakis | '--link',
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101 | 53b9ba10 | Christos Stavrakakis | dest='link',
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102 | 53b9ba10 | Christos Stavrakakis | help="Set the connectivity link"),
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103 | 9621c777 | Christos Stavrakakis | make_option( |
104 | 9621c777 | Christos Stavrakakis | '--mac-prefix',
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105 | 53b9ba10 | Christos Stavrakakis | dest="mac_prefix",
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106 | 53b9ba10 | Christos Stavrakakis | help="Set the MAC prefix"),
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107 | 9621c777 | Christos Stavrakakis | make_option( |
108 | 9621c777 | Christos Stavrakakis | '--add-reserved-ips',
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109 | 53b9ba10 | Christos Stavrakakis | dest="add_reserved_ips",
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110 | 53b9ba10 | Christos Stavrakakis | help="Comma seperated list of IPs to externally reserve."),
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111 | 9621c777 | Christos Stavrakakis | make_option( |
112 | 9621c777 | Christos Stavrakakis | '--remove-reserved-ips',
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113 | 53b9ba10 | Christos Stavrakakis | dest="remove_reserved_ips",
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114 | 53b9ba10 | Christos Stavrakakis | help="Comma seperated list of IPs to externally release."),
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115 | 6dafedf6 | Christos Stavrakakis | make_option( |
116 | 6dafedf6 | Christos Stavrakakis | "--drained",
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117 | 6dafedf6 | Christos Stavrakakis | dest="drained",
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118 | 6dafedf6 | Christos Stavrakakis | metavar="True|False",
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119 | 6dafedf6 | Christos Stavrakakis | choices=["True", "False"], |
120 | 6dafedf6 | Christos Stavrakakis | help="Set as drained to exclude for IP allocation."
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121 | 5ec446aa | Christos Stavrakakis | " Only used for public networks."),
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122 | 5ec446aa | Christos Stavrakakis | make_option( |
123 | 5ec446aa | Christos Stavrakakis | "--add-to-backend",
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124 | 5ec446aa | Christos Stavrakakis | dest="add_to_backend",
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125 | 5ec446aa | Christos Stavrakakis | help="Create a public network to a Ganeti backend."),
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126 | 5ec446aa | Christos Stavrakakis | make_option( |
127 | 5ec446aa | Christos Stavrakakis | "--remove-from-backend",
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128 | 5ec446aa | Christos Stavrakakis | dest="remove_from_backend",
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129 | 5ec446aa | Christos Stavrakakis | help="Remove a public network from a Ganeti backend."),
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130 | 5e5b2476 | Christos Stavrakakis | make_option( |
131 | 5e5b2476 | Christos Stavrakakis | "--floating-ip-pool",
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132 | 5e5b2476 | Christos Stavrakakis | dest="floating_ip_pool",
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133 | 5e5b2476 | Christos Stavrakakis | metavar="True|False",
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134 | 5e5b2476 | Christos Stavrakakis | choices=["True", "False"], |
135 | 5e5b2476 | Christos Stavrakakis | help="Convert network to a floating IP pool. During this"
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136 | 5e5b2476 | Christos Stavrakakis | " conversation the network will be created to all"
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137 | 5e5b2476 | Christos Stavrakakis | " available Ganeti backends."),
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138 | 8fad925a | Giorgos Verigakis | ) |
139 | 8fad925a | Giorgos Verigakis | |
140 | 8fad925a | Giorgos Verigakis | def handle(self, *args, **options): |
141 | 8fad925a | Giorgos Verigakis | if len(args) != 1: |
142 | c2d969cb | Christos Stavrakakis | raise CommandError("Please provide a network ID") |
143 | 8fad925a | Giorgos Verigakis | |
144 | b84ed662 | Christos Stavrakakis | network = get_network(args[0])
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145 | 8fad925a | Giorgos Verigakis | |
146 | 53b9ba10 | Christos Stavrakakis | # Validate subnet
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147 | 53b9ba10 | Christos Stavrakakis | if options.get('subnet'): |
148 | 53b9ba10 | Christos Stavrakakis | validate_network_info(options) |
149 | bf1d3a70 | Christos Stavrakakis | |
150 | 53b9ba10 | Christos Stavrakakis | # Validate state
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151 | 8fad925a | Giorgos Verigakis | state = options.get('state')
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152 | 53b9ba10 | Christos Stavrakakis | if state:
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153 | fd33b074 | Kostas Papadimitriou | allowed = [x[0] for x in Network.OPER_STATES] |
154 | 8fad925a | Giorgos Verigakis | if state not in allowed: |
155 | 8fad925a | Giorgos Verigakis | msg = "Invalid state, must be one of %s" % ', '.join(allowed) |
156 | 8fad925a | Giorgos Verigakis | raise CommandError(msg)
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157 | 53b9ba10 | Christos Stavrakakis | |
158 | 5e5b2476 | Christos Stavrakakis | floating_ip_pool = options["floating_ip_pool"]
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159 | b47f167a | Christos Stavrakakis | if floating_ip_pool is not None: |
160 | b47f167a | Christos Stavrakakis | floating_ip_pool = parse_bool(floating_ip_pool) |
161 | 5e5b2476 | Christos Stavrakakis | if floating_ip_pool is False and network.floating_ip_pool is True: |
162 | 5e5b2476 | Christos Stavrakakis | if network.floating_ips.filter(deleted=False).exists(): |
163 | b47f167a | Christos Stavrakakis | msg = ("Can not make network a non floating IP pool. There are"
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164 | b47f167a | Christos Stavrakakis | " still reserved floating IPs.")
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165 | 5e5b2476 | Christos Stavrakakis | raise CommandError(msg)
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166 | 5e5b2476 | Christos Stavrakakis | elif floating_ip_pool is True: |
167 | 5e5b2476 | Christos Stavrakakis | for backend in Backend.objects.filter(offline=False): |
168 | 5e5b2476 | Christos Stavrakakis | check_link_availability(backend, network) |
169 | 5e5b2476 | Christos Stavrakakis | |
170 | 052ef3b9 | Christos Stavrakakis | dhcp = options.get("dhcp")
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171 | 052ef3b9 | Christos Stavrakakis | if dhcp:
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172 | 052ef3b9 | Christos Stavrakakis | options["dhcp"] = parse_bool(dhcp)
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173 | 6dafedf6 | Christos Stavrakakis | drained = options.get("drained")
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174 | 6dafedf6 | Christos Stavrakakis | if drained:
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175 | 6dafedf6 | Christos Stavrakakis | options["drained"] = parse_bool(drained)
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176 | 53b9ba10 | Christos Stavrakakis | fields = ('name', 'userid', 'subnet', 'gateway', 'subnet6', 'gateway6', |
177 | 5e5b2476 | Christos Stavrakakis | 'dhcp', 'state', 'link', 'mac_prefix', 'drained', |
178 | 5e5b2476 | Christos Stavrakakis | 'floating_ip_pool')
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179 | 53b9ba10 | Christos Stavrakakis | for field in fields: |
180 | 53b9ba10 | Christos Stavrakakis | value = options.get(field, None)
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181 | 052ef3b9 | Christos Stavrakakis | if value is not None: |
182 | 53b9ba10 | Christos Stavrakakis | network.__setattr__(field, value) |
183 | 53b9ba10 | Christos Stavrakakis | |
184 | 449c2d82 | Christos Stavrakakis | network.save() |
185 | 449c2d82 | Christos Stavrakakis | |
186 | 53b9ba10 | Christos Stavrakakis | add_reserved_ips = options.get('add_reserved_ips')
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187 | 53b9ba10 | Christos Stavrakakis | remove_reserved_ips = options.get('remove_reserved_ips')
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188 | 53b9ba10 | Christos Stavrakakis | if add_reserved_ips or remove_reserved_ips: |
189 | 53b9ba10 | Christos Stavrakakis | if add_reserved_ips:
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190 | 53b9ba10 | Christos Stavrakakis | add_reserved_ips = add_reserved_ips.split(",")
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191 | 53b9ba10 | Christos Stavrakakis | if remove_reserved_ips:
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192 | 53b9ba10 | Christos Stavrakakis | remove_reserved_ips = remove_reserved_ips.split(",")
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193 | 53b9ba10 | Christos Stavrakakis | |
194 | 449c2d82 | Christos Stavrakakis | for bnetwork in network.backend_networks.all(): |
195 | 449c2d82 | Christos Stavrakakis | with pooled_rapi_client(bnetwork.backend) as c: |
196 | 449c2d82 | Christos Stavrakakis | c.ModifyNetwork(network=network.backend_id, |
197 | 449c2d82 | Christos Stavrakakis | add_reserved_ips=add_reserved_ips, |
198 | 449c2d82 | Christos Stavrakakis | remove_reserved_ips=remove_reserved_ips) |
199 | 5ec446aa | Christos Stavrakakis | |
200 | 5e5b2476 | Christos Stavrakakis | if floating_ip_pool is True: |
201 | 5e5b2476 | Christos Stavrakakis | for backend in Backend.objects.filter(offline=False): |
202 | 5e5b2476 | Christos Stavrakakis | try:
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203 | 5e5b2476 | Christos Stavrakakis | bnet = network.backend_networks.get(backend=backend) |
204 | 5e5b2476 | Christos Stavrakakis | except BackendNetwork.DoesNotExist:
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205 | 5e5b2476 | Christos Stavrakakis | bnet = network.create_backend_network(backend=backend) |
206 | b47f167a | Christos Stavrakakis | if bnet.operstate != "ACTIVE": |
207 | 5e5b2476 | Christos Stavrakakis | create_network(network, backend, connect=True)
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208 | 5e5b2476 | Christos Stavrakakis | msg = "Sent job to create network '%s' in backend '%s'\n"
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209 | 5e5b2476 | Christos Stavrakakis | self.stdout.write(msg % (network, backend))
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210 | 5e5b2476 | Christos Stavrakakis | |
211 | 5ec446aa | Christos Stavrakakis | add_to_backend = options["add_to_backend"]
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212 | 5ec446aa | Christos Stavrakakis | if add_to_backend is not None: |
213 | 5ec446aa | Christos Stavrakakis | backend = get_backend(add_to_backend) |
214 | 5ec446aa | Christos Stavrakakis | network.create_backend_network(backend=backend) |
215 | 5ec446aa | Christos Stavrakakis | create_network(network, backend, connect=True)
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216 | 5ec446aa | Christos Stavrakakis | msg = "Sent job to create network '%s' in backend '%s'\n"
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217 | 5ec446aa | Christos Stavrakakis | self.stdout.write(msg % (network, backend))
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218 | 5ec446aa | Christos Stavrakakis | |
219 | 5ec446aa | Christos Stavrakakis | remove_from_backend = options["remove_from_backend"]
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220 | 5ec446aa | Christos Stavrakakis | if remove_from_backend is not None: |
221 | 5ec446aa | Christos Stavrakakis | backend = get_backend(remove_from_backend) |
222 | 5ec446aa | Christos Stavrakakis | if network.nics.filter(machine__backend=backend,
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223 | 5ec446aa | Christos Stavrakakis | machine__deleted=False).exists():
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224 | 5ec446aa | Christos Stavrakakis | msg = "Can not remove. There are still connected VMs to this"\
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225 | 5ec446aa | Christos Stavrakakis | " network"
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226 | 5ec446aa | Christos Stavrakakis | raise CommandError(msg)
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227 | 5ec446aa | Christos Stavrakakis | network.action = "DESTROY"
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228 | 5ec446aa | Christos Stavrakakis | network.save() |
229 | 5ec446aa | Christos Stavrakakis | delete_network(network, backend, disconnect=True)
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230 | 5ec446aa | Christos Stavrakakis | msg = "Sent job to delete network '%s' from backend '%s'\n"
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231 | 5ec446aa | Christos Stavrakakis | self.stdout.write(msg % (network, backend))
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232 | 5e5b2476 | Christos Stavrakakis | |
233 | 5e5b2476 | Christos Stavrakakis | |
234 | 5e5b2476 | Christos Stavrakakis | def check_link_availability(backend, network): |
235 | 5e5b2476 | Christos Stavrakakis | """Check if network link is available in backend."""
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236 | 5e5b2476 | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
237 | 5e5b2476 | Christos Stavrakakis | ganeti_networks = c.GetNetworks(bulk=True)
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238 | 5e5b2476 | Christos Stavrakakis | name = network.backend_id |
239 | 5e5b2476 | Christos Stavrakakis | mode = network.mode |
240 | 5e5b2476 | Christos Stavrakakis | link = network.link |
241 | 5e5b2476 | Christos Stavrakakis | for gnet in ganeti_networks: |
242 | b47f167a | Christos Stavrakakis | if (gnet["name"] != name and |
243 | b47f167a | Christos Stavrakakis | (mode, link) in [(m, l) for (_, m, l) in gnet["group_list"]]): |
244 | 5e5b2476 | Christos Stavrakakis | msg = "Can not create network '%s' in backend '%s'. Link '%s'" \
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245 | 5e5b2476 | Christos Stavrakakis | " is already used by network '%s" % \
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246 | 5e5b2476 | Christos Stavrakakis | (network, backend, gnet["name"])
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247 | 5e5b2476 | Christos Stavrakakis | raise CommandError(msg) |